Shigetoshi Kotari and Hiromasa Urakawa, both 28, died after sustaining brain injuries during separate bouts on the same card at Tokyo's Korakuen Hall.

Six days after a junior lightweight title fight in Tokyo, a Japanese boxer tragically lost his life from a brain Shigetoshi Kotari died Friday, according to multiple reports, following injuries he

Two Japanese boxers have died from brain injuries sustained in separate bouts on the same card at Tokyo’s Korakuen Hall.